#include <iostream>
#include <cmath>

using namespace std;
int main()
{
    int T;
    cin >> T;
    if (T == 1)
    {

        cout << "I love Luogu!";
    }
    else if (T == 2)
    {

        cout << 2 + 4 << " " << 10 - 2 - 4;
    }
    else if (T == 3)
    {
        cout << 3 << endl
             << 12 << endl
             << 2 << endl;
    }
    else if (T == 4)
    {
        cout << 500.0 / 3 << endl;
    }
    else if (T == 5)
    {
        cout << 15 << endl;
    }
    else if (T == 6)
    {
        double a = 6, b = 9;
        double c = sqrt(a * a + b * b);
        cout << c << endl;
    }
    else if (T == 7)
    {
        printf("110\n");
        printf("90\n");
        printf("0\n");
    }
    else if (T == 8)
    {
        cout << 31.41593 << endl
             << 78.539825 << endl
             << 523.5988333 << endl;
    }
    else if (T == 9)
    {
        cout << 22 << endl;
    }
    else if (T == 10)
    {
        cout << 9 << endl;
    }
    else if (T == 11)
    {
        cout << 100.0 / (8 - 5) << endl;
    }
    else if (T == 12)
    {
        cout << 13 << endl
             << "R" << endl;
    }
    else if (T == 13)
    {
        cout << 16 << endl;
    }
    else if (T == 14)
    {
        cout << 50 << endl;
    }
    return 0;
}